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Reverse this procedure to install the USB board.
Power connector cable
Description Spare part number
Power connector cable 641394-001
Before removing the power connector cable, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4. Remove the battery (see
Battery on page 41), and then remove the following components:
●
Memory module/wireless module compartment cover (see
WLAN module on page 42)
●
Hard drive (see
Hard drive on page 46)
●
Keyboard (see
Keyboard on page 51)
●
Top cover (see
Top cover on page 54)
●
Speakers (see
Speakers on page 61)
●
USB board (see
USB board on page 63)
Remove the power connector cable:
1.
Close the computer.
2. Turn the computer upside down, with the front toward you.
3. Disconnect the power connector cable (1) from the system board.
64 Chapter 4 Removal and replacement procedures